panic: bad dir Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 119551 35026 -1 0x10 0 0 syz-executor *437643 35026 -1 0x10 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8302e260) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_dirbadentry(ffff80002a0c7ea8,ffff80002a0c7ea8,32131b368e7440f9) at ufs_dirbadentry VOP_LOOKUP(fffffd80603921c0,ffff80002a0c8128,ffff80002a0c8158) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a0c80f8) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 namei(ffff80002a0c80f8) at namei+0x7aa sys/kern/vfs_lookup.c:250 dorenameat(ffff80002d5791e0,ffffff9c,20000080,ffffff9c,200000c0) at dorenameat+0x91 sys/kern/vfs_syscalls.c:2976 syscall(ffff80002a0c82f0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff80002a0c82f0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x609c88f5c0, count: 6 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: bad dir ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8302e260) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_dirbadentry(ffff80002a0c7ea8,ffff80002a0c7ea8,32131b368e7440f9) at ufs_dirbadentry VOP_LOOKUP(fffffd80603921c0,ffff80002a0c8128,ffff80002a0c8158) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a0c80f8) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 namei(ffff80002a0c80f8) at namei+0x7aa sys/kern/vfs_lookup.c:250 dorenameat(ffff80002d5791e0,ffffff9c,20000080,ffffff9c,200000c0) at dorenameat+0x91 sys/kern/vfs_syscalls.c:2976 syscall(ffff80002a0c82f0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff80002a0c82f0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x609c88f5c0, count: -9 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a0c7cd0 rbx 0xffff800029b7cdbf rdx 0xffff8000012abc40 rcx 0xffff80002d5791e0 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x95dad6d766013f0 r11 0xd05bcbc1c6d93b44 r12 0xffff800029b7cbc0 r13 0 r14 0 r15 0x1 rip 0xffffffff823851f5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a0c7cc0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=437643 pid=35026 tcnt=2 stat=onproc flags process=10 proc=4000000 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002d5796f0,0xffffffff835f0b50 process=0xffff8000357a1b30 user=0xffff80002a0c3000, vmspace=0xfffffd806bc46020 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 35026 119551 92924 -1 7 0x10 syz-executor *35026 437643 92924 -1 7 0x4000010 syz-executor 40530 8796 60768 0 3 0x80 nanoslp syz-executor 40530 198765 60768 0 3 0x4000080 kqsel syz-executor 40530 117944 60768 0 3 0x4000080 fsleep syz-executor 36024 402714 1 0 3 0x100083 ttyin getty 92156 110583 0 0 3 0x14200 bored sosplice 59534 427870 0 0 3 0x14280 nfsidl nfsio 25537 264763 0 0 3 0x14280 nfsidl nfsio 98247 509865 0 0 3 0x14280 nfsidl nfsio 98131 184930 0 0 3 0x14280 nfsidl nfsio 42864 313264 0 0 3 0x14280 nfsidl nfsio 54706 127808 0 0 3 0x14280 nfsidl nfsio 87433 419308 0 0 3 0x14280 nfsidl nfsio 93606 444344 0 0 3 0x14280 nfsidl nfsio 22719 324376 0 0 3 0x14280 nfsidl nfsio 72285 366298 0 0 3 0x14280 nfsidl nfsio 60284 148426 0 0 3 0x14280 nfsidl nfsio 10516 97229 0 0 3 0x14280 nfsidl nfsio 33667 206933 0 0 3 0x14280 nfsidl nfsio 14358 351227 0 0 3 0x14280 nfsidl nfsio 91948 459602 0 0 3 0x14280 nfsidl nfsio 1311 44610 0 0 3 0x14280 nfsidl nfsio 60605 516686 0 0 3 0x14280 nfsidl nfsio 371 361484 0 0 3 0x14280 nfsidl nfsio 38697 487154 0 0 3 0x14280 nfsidl nfsio 36844 228211 0 0 3 0x14280 nfsidl nfsio 20548 166301 73960 0 3 0x82 nanoslp syz-executor 92924 454053 73960 0 3 0x82 nanoslp syz-executor 90088 323765 73960 0 3 0x82 nanoslp syz-executor 60768 423021 73960 0 3 0x82 nanoslp syz-executor 66833 330295 73960 0 3 0x82 wait syz-executor 73960 28928 31885 0 3 0x82 wait syz-executor 31885 80250 73266 0 3 0x10008a sigsusp ksh 73266 271293 46125 0 3 0x98 kqread sshd-session 46125 113148 84338 0 3 0x92 kqread sshd-session 84338 304554 1 0 3 0x88 kqread sshd 77578 180360 23476 74 3 0x1100092 bpf pflogd 23476 338548 1 0 3 0x80 sbwait pflogd 1769 366759 50101 73 3 0x1100090 kqread syslogd 50101 121402 1 0 3 0x100082 sbwait syslogd 40395 235118 1 0 3 0x100080 kqread resolvd 57713 23447 66186 77 3 0x100092 kqread dhcpleased 67446 502977 66186 77 3 0x100092 kqread dhcpleased 66186 23825 1 0 3 0x80 kqread dhcpleased 44622 481090 0 0 3 0x14200 bored smr 75931 121783 0 0 3 0x14200 pgzero zerothread 91709 88336 0 0 3 0x14200 aiodoned aiodoned 72382 45798 0 0 3 0x14200 syncer update 34980 234429 0 0 3 0x14200 cleaner cleaner 61232 320706 0 0 3 0x14200 reaper reaper 83711 65939 0 0 3 0x14200 pgdaemon pagedaemon 48221 305474 0 0 3 0x14200 bored viomb 18798 14775 0 0 3 0x40014200 acpi0 acpi0 34615 23805 0 0 3 0x40014200 idle1 42047 375813 0 0 3 0x14200 bored softnet3 69747 88957 0 0 3 0x14200 bored softnet2 22249 342869 0 0 3 0x14200 bored softnet1 99012 273617 0 0 3 0x14200 bored softnet0 18611 412963 0 0 3 0x14200 bored systqmp 43987 182322 0 0 3 0x14200 bored systq 19711 26566 0 0 3 0x14200 tmoslp softclockmp 57244 505289 0 0 3 0x40014200 tmoslp softclock 8266 267001 0 0 3 0x40014200 idle0 1 280766 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 35026 (syz-executor) thread 0xffff80002d5791e0 (437643) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8358f6c8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x2f2 sys/kern/kern_synch.c:425 #4 biowait+0xc1 sys/kern/vfs_bio.c:1246 #5 ffs_bufatoff+0x16f sys/ufs/ffs/ffs_subr.c:71 #6 ufs_lookup+0x548 sys/ufs/ufs/ufs_lookup.c:256 #7 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #8 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #9 namei+0x7aa sys/kern/vfs_lookup.c:250 #10 dorenameat+0x91 sys/kern/vfs_syscalls.c:2976 #11 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #11 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e618a38) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 dorenameat+0x91 sys/kern/vfs_syscalls.c:2976 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10194 11178K 11579K 166960K 12354 0 pcb 18 14K 15K 166960K 109 0 rtable 215 6K 7K 166960K 407 0 pf 34 17K 273K 166960K 72 0 ifaddr 39 6K 7K 166960K 62 0 ifgroup 51 2K 2K 166960K 84 0 sysctl 2 0K 0K 166960K 2 0 counters 62 36K 36K 166960K 86 0 ioctlops 0 0K 4K 166960K 1525 0 iov 0 0K 28K 166960K 77 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1427 90K 90K 166960K 1963 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 12 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 27 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 15 53K 93K 166960K 708 0 sigio 0 0K 0K 166960K 12 0 proc 72 91K 128K 166960K 621 0 subproc 104 6K 6K 166960K 117 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 68 0 in_multi 88 6K 7K 166960K 134 0 ether_multi 1 0K 0K 166960K 5 0 mrt 1 0K 0K 166960K 5 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 446 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 229 72K 76K 166960K 8334 0 UVM aobj 22 4K 4K 166960K 26 0 pinsyscall 40 80K 107K 166960K 1859 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 45 0 NDP 11 0K 2K 166960K 42 0 temp 50 6821K 6897K 166960K 14578 0 kqueue 14 22K 30K 166960K 103 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 74 0 70 1 0 1 1 0 8 0 rtentry 112 124 0 25 4 0 4 4 0 8 0 unpcb 144 738 0 721 9 3 6 9 0 8 5 syncache 336 13 0 13 1 0 1 1 0 8 1 tcpqe 32 4 0 4 2 1 1 1 0 8 1 tcpcb 808 214 0 206 4 2 2 4 0 8 0 arp 120 21 0 5 1 0 1 1 0 8 0 inpcb 336 697 0 685 8 4 4 7 0 8 2 nd6 136 27 0 6 1 0 1 1 0 8 0 pkpcb 40 3 0 3 1 0 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1168 8 0 8 1 0 1 1 0 8 1 pfstscr 40 3 0 2 1 0 1 1 0 8 0 pffrag 232 6 0 1 1 0 1 1 0 482 0 pffrnode 88 6 0 1 1 0 1 1 0 8 0 pffrent 40 75 0 70 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 57 0 11 1 0 1 1 0 8 0 pfstkey 128 58 0 12 2 0 2 2 0 8 0 pfstate 376 57 0 12 5 0 5 5 0 8 0 pfrule 1344 26 0 21 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 501 0 89 29 0 29 29 0 8 0 art_table 32 502 0 89 4 0 4 4 0 8 0 art_node 16 123 0 33 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 4 1 0 1 1 0 8 0 semapl 112 25 0 15 1 0 1 1 0 8 0 shmpl 112 23 0 4 1 0 1 1 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 2637 0 1134 95 0 95 95 0 8 0 ffsino 272 2637 0 1134 102 0 102 102 0 8 0 nchpl 144 3639 0 3096 63 37 26 63 0 8 3 uvmvnodes 80 3103 0 0 64 0 64 64 0 8 0 vnodes 216 3103 0 0 173 0 173 173 0 8 0 namei 1024 12410 0 12409 1 0 1 1 0 8 0 percpumem 16 57 0 12 1 0 1 1 0 8 0 kstatmem 264 46 0 24 2 0 2 2 0 8 0 scsiplug 72 3 0 3 1 1 0 1 0 8 0 scxspl 216 10791 0 10791 6 5 1 5 1 8 1 plimitpl 152 315 0 297 1 0 1 1 0 8 0 sigapl 424 1037 0 969 9 0 9 9 0 8 0 futexpl 64 9157 0 9156 1 0 1 1 0 8 0 knotepl 120 567 0 0 18 0 18 18 0 8 0 kqueuepl 216 290 0 279 6 1 5 5 0 8 4 pipepl 320 177 0 149 3 0 3 3 0 8 0 fdescpl 496 998 0 969 5 0 5 5 0 8 0 filepl 152 5887 0 5636 20 4 16 20 0 8 5 lockfpl 104 203 0 201 1 0 1 1 0 8 0 lockfspl 48 85 0 83 1 0 1 1 0 8 0 sessionpl 144 34 0 25 1 0 1 1 0 8 0 pgrppl 48 89 0 72 1 0 1 1 0 8 0 ucredpl 104 1157 0 1142 1 0 1 1 0 8 0 zombiepl 144 975 0 969 1 0 1 1 0 8 0 processpl 1160 1037 0 969 6 0 6 6 0 8 0 procpl 648 1997 0 1926 8 0 8 8 0 8 0 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 6 0 6 1 0 1 1 0 8 1 sockpl 664 1515 0 1482 20 12 8 20 0 8 4 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 9 0 0 2 0 2 2 0 8 0 mcl4k 4096 151 0 0 19 0 19 19 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 15 0 0 1 0 1 1 0 8 0 mbufpl 256 214 0 0 13 0 13 13 0 8 0 bufpl 280 3515 0 109 244 0 244 244 0 8 0 anonpl 24 183704 0 180071 45 12 33 45 0 185 2 amapchunkpl 152 26299 0 25817 26 3 23 26 0 158 1 amappl16 200 4136 0 4107 14 8 6 14 0 8 0 amappl15 192 6 0 6 1 1 0 1 0 8 0 amappl14 184 139 0 127 1 0 1 1 0 8 0 amappl13 176 32 0 32 1 1 0 1 0 8 0 amappl12 168 1662 0 1633 3 1 2 2 0 8 0 amappl11 160 54 0 39 1 0 1 1 0 8 0 amappl10 152 95 0 95 1 1 0 1 0 8 0 amappl9 144 130 0 129 1 0 1 1 0 8 0 amappl8 136 18 0 15 1 0 1 1 0 8 0 amappl7 128 123 0 111 1 0 1 1 0 8 0 amappl6 120 176 0 174 1 0 1 1 0 8 0 amappl5 112 166 0 154 1 0 1 1 0 8 0 amappl4 104 349 0 330 1 0 1 1 0 8 0 amappl3 96 5022 0 4930 3 0 3 3 0 8 0 amappl2 88 1365 0 1281 3 0 3 3 0 8 0 amappl1 80 11858 0 11297 18 2 16 16 0 8 1 amappl 88 7860 0 7693 5 0 5 5 0 92 0 dma32768 32768 2 0 2 1 0 1 1 0 8 1 dma4096 4096 2 0 2 2 2 0 1 0 8 0 dma1024 1024 2 0 1 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 255 0 255 2 2 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 20 0 19 1 0 1 1 0 8 0 aobjpl 72 25 0 4 1 0 1 1 0 8 0 uaddrrnd 24 998 0 969 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 998 0 969 1 0 1 1 0 8 0 vmmpekpl 168 10192 0 10145 3 0 3 3 0 8 0 vmmpepl 168 71169 0 69383 105 5 100 100 0 357 9 vmsppl 448 997 0 969 6 2 4 5 0 8 0 rwobjpl 56 26100 0 22042 59 0 59 59 0 8 0 pdppl 4096 2003 0 1938 115 42 73 85 0 8 8 pvpl 32 12739 0 0 103 0 103 103 0 265 0 pmappl 248 997 0 969 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 409 0 53 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83504ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff8358f4c0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8358f4c0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x75243cc629f0, count: 9 ddb{0}> trace x86_ipi_db(ffffffff83504ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff8358f4c0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8358f4c0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x75243cc629f0, count: -6 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8302e260) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_dirbadentry(ffff80002a0c7ea8,ffff80002a0c7ea8,32131b368e7440f9) at ufs_dirbadentry VOP_LOOKUP(fffffd80603921c0,ffff80002a0c8128,ffff80002a0c8158) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a0c80f8) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 namei(ffff80002a0c80f8) at namei+0x7aa sys/kern/vfs_lookup.c:250 dorenameat(ffff80002d5791e0,ffffff9c,20000080,ffffff9c,200000c0) at dorenameat+0x91 sys/kern/vfs_syscalls.c:2976 syscall(ffff80002a0c82f0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff80002a0c82f0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x609c88f5c0, count: 6 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8302e260) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_dirbadentry(ffff80002a0c7ea8,ffff80002a0c7ea8,32131b368e7440f9) at ufs_dirbadentry VOP_LOOKUP(fffffd80603921c0,ffff80002a0c8128,ffff80002a0c8158) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a0c80f8) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 namei(ffff80002a0c80f8) at namei+0x7aa sys/kern/vfs_lookup.c:250 dorenameat(ffff80002d5791e0,ffffff9c,20000080,ffffff9c,200000c0) at dorenameat+0x91 sys/kern/vfs_syscalls.c:2976 syscall(ffff80002a0c82f0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff80002a0c82f0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x609c88f5c0, count: -9